OnePlus is now rolling OxygenOS 10.0.5 out for 7T users on this OEM's 'stable' update channel. There is also an Open Beta analog for the same. Those who own the 7 or 7 Pro and participate in this program also have a new build to try out.
https://www.notebookcheck.net/OnePlus-announces-new-stable-and-beta-updates-for-the-7T-and-7-7-Pro-respectively.441928.0.html